WBJEE 2020 Math Solved Paper

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Question : 26 of 75

Marks: +1, -0

If f : S → R where S is the set of all non-singular matrices of order 2 over R and f[(

a	b
c	d

)]=ad−bc, then

f is bijective mapping
f is one-one but not onto
f is onto but not one-one
f is neither one-one nor onto

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